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From Yayo <eduy...@gmail.com>
Subject Re: [OT] Struts - Spring - hibernate and lazy initialization
Date Wed, 02 Apr 2008 22:35:02 GMT
Oki, thanks, I've posted to Spring mailing list with my problem ^g^

On Wed, Apr 2, 2008 at 11:14 PM, Laurie Harper <laurie@holoweb.net> wrote:

> This isn't really a Struts issue, since you're asking how to drive your
> service/dao layout from a thread outside the context of a Struts-served
> request. What you need to do in that case is to manage the Hibernate session
> from your worker thread. The thread needs to setup and open the Hibernate
> session before starting its work, and clean it up afterwards.
>
> Since you're using Spring to wire your dependencies, you probably need to
> go through Spring to setup the Hibernate session for the worker thread. The
> Spring forums are probably the best place to seek advice with that.
>
> L.
>
>
> Yayo wrote:
>
> > Sorry, more explanation is needed... I've got to launch a "batch
> > process"
> > it's not a batch but it's a long lasting process that could raise a
> > timeout
> > and tomcat will kill the worker thread... So I've launched a worker of
> > my
> > own to do the job and inform the user with a progress indicator or the
> > like.
> >
> > Also I may want to launch my workers using Quartz scheduling features
> > but...
> > A new thread doesn't have an Hibernate Session attached to it.
> >
> > Now the circular reference. When I add proxies to my manager layer with
> > an
> > hibernateInterceptor wich needs a sessionFactory. Under the managers
> > there
> > are DAOs which depend on sessionFactory too and that's the cyclic
> > reference.
> >
> > Now the trace. Notice that this is just a cut from it but the "cause" is
> > just the same stack trace
> >
> >
> > Related cause:
> > org.springframework.beans.factory.BeanCreationException: Error creating
> > bean
> > with name 'filterManager' defined in ServletContext resource
> > [/WEB-INF/spring/managers.xml]: Cannot resolve reference to bean
> > 'filterManagerTarget' while setting bean property 'target'; nested
> > exception
> > is org.springframework.beans.factory.BeanCreationException: Error
> > creating
> > bean with name 'filterManagerTarget' defined in ServletContext resource
> > [/WEB-INF/spring/managers.xml]: Cannot resolve reference to bean
> > 'filterDao'
> > while setting bean property 'filterDao'; nested exception is
> > org.springframework.beans.factory.BeanCreationException: Error creating
> > bean
> > with name 'filterDao' defined in ServletContext resource
> > [/WEB-INF/spring/daos.xml]: Cannot resolve reference to bean
> > 'sessionFactory' while setting bean property 'sessionFactory'; nested
> > exception is org.springframework.beans.factory.BeanCreationException:
> > Error
> > creating bean with name 'sessionFactory' defined in ServletContext
> > resource
> > [/WEB-INF/spring/hibernate.xml]: Cannot resolve reference to bean
> > 'dataSource' while setting bean property 'dataSource'; nested exception
> > is
> > org.springframework.beans.factory.BeanCurrentlyInCreationException:
> > Error
> > creating bean with name 'dataSource': FactoryBean which is currently in
> > creation returned null from getObject
> > Related cause: org.springframework.beans.factory.BeanCreationException:
> > Error creating bean with name 'filterManager' defined in ServletContext
> > resource [/WEB-INF/spring/managers.xml]: Cannot resolve reference to
> > bean
> > 'filterManagerTarget' while setting bean property 'target'; nested
> > exception
> > is org.springframework.beans.factory.BeanCreationException: Error
> > creating
> > bean with name 'filterManagerTarget' defined in ServletContext resource
> > [/WEB-INF/spring/managers.xml]: Cannot resolve reference to bean
> > 'filterDao'
> > while setting bean property 'filterDao'; nested exception is
> > org.springframework.beans.factory.BeanCreationException: Error creating
> > bean
> > with name 'filterDao' defined in ServletContext resource
> > [/WEB-INF/spring/daos.xml]: Cannot resolve reference to bean
> > 'sessionFactory' while setting bean property 'sessionFactory'; nested
> > exception is org.springframework.beans.factory.BeanCreationException:
> > Error
> > creating bean with name 'sessionFactory' defined in ServletContext
> > resource
> > [/WEB-INF/spring/hibernate.xml]: Cannot resolve reference to bean
> > 'dataSource' while setting bean property 'dataSource'; nested exception
> > is
> > org.springframework.beans.factory.BeanCurrentlyInCreationException:
> > Error
> > creating bean with name 'dataSource': FactoryBean which is currently in
> > creation returned null from getObject
> > Related cause: org.springframework.beans.factory.BeanCreationException:
> > Error creating bean with name 'filterManager' defined in ServletContext
> > resource [/WEB-INF/spring/managers.xml]: Cannot resolve reference to
> > bean
> > 'filterManagerTarget' while setting bean property 'target'; nested
> > exception
> > is org.springframework.beans.factory.BeanCreationException: Error
> > creating
> > bean with name 'filterManagerTarget' defined in ServletContext resource
> > [/WEB-INF/spring/managers.xml]: Cannot resolve reference to bean
> > 'filterDao'
> > while setting bean property 'filterDao'; nested exception is
> > org.springframework.beans.factory.BeanCreationException: Error creating
> > bean
> > with name 'filterDao' defined in ServletContext resource
> > [/WEB-INF/spring/daos.xml]: Cannot resolve reference to bean
> > 'sessionFactory' while setting bean property 'sessionFactory'; nested
> > exception is org.springframework.beans.factory.BeanCreationException:
> > Error
> > creating bean with name 'sessionFactory' defined in ServletContext
> > resource
> > [/WEB-INF/spring/hibernate.xml]: Cannot resolve reference to bean
> > 'dataSource' while setting bean property 'dataSource'; nested exception
> > is
> > org.springframework.beans.factory.BeanCurrentlyInCreationException:
> > Error
> > creating bean with name 'dataSource': FactoryBean which is currently in
> > creation returned null from getObject
> > Related cause: org.springframework.beans.factory.BeanCreationException:
> > Error creating bean with name 'filterManager' defined in ServletContext
> > resource [/WEB-INF/spring/managers.xml]: Cannot resolve reference to
> > bean
> > 'filterManagerTarget' while setting bean property 'target'; nested
> > exception
> > is org.springframework.beans.factory.BeanCreationException: Error
> > creating
> > bean with name 'filterManagerTarget' defined in ServletContext resource
> > [/WEB-INF/spring/managers.xml]: Cannot resolve reference to bean
> > 'filterDao'
> > while setting bean property 'filterDao'; nested exception is
> > org.springframework.beans.factory.BeanCreationException: Error creating
> > bean
> > with name 'filterDao' defined in ServletContext resource
> > [/WEB-INF/spring/daos.xml]: Cannot resolve reference to bean
> > 'sessionFactory' while setting bean property 'sessionFactory'; nested
> > exception is org.springframework.beans.factory.BeanCreationException:
> > Error
> > creating bean with name 'sessionFactory' defined in ServletContext
> > resource
> > [/WEB-INF/spring/hibernate.xml]: Cannot resolve reference to bean
> > 'dataSource' while setting bean property 'dataSource'; nested exception
> > is
> > org.springframework.beans.factory.BeanCurrentlyInCreationException:
> > Error
> > creating bean with name 'dataSource': FactoryBean which is currently in
> > creation returned null from getObject
> > Related cause: org.springframework.beans.factory.BeanCreationException:
> > Error creating bean with name 'filterManager' defined in ServletContext
> > resource [/WEB-INF/spring/managers.xml]: Cannot resolve reference to
> > bean
> > 'filterManagerTarget' while setting bean property 'target'; nested
> > exception
> > is org.springframework.beans.factory.BeanCreationException: Error
> > creating
> > bean with name 'filterManagerTarget' defined in ServletContext resource
> > [/WEB-INF/spring/managers.xml]: Cannot resolve reference to bean
> > 'filterDao'
> > while setting bean property 'filterDao'; nested exception is
> > org.springframework.beans.factory.BeanCreationException: Error creating
> > bean
> > with name 'filterDao' defined in ServletContext resource
> > [/WEB-INF/spring/daos.xml]: Cannot resolve reference to bean
> > 'sessionFactory' while setting bean property 'sessionFactory'; nested
> > exception is org.springframework.beans.factory.BeanCreationException:
> > Error
> > creating bean with name 'sessionFactory' defined in ServletContext
> > resource
> > [/WEB-INF/spring/hibernate.xml]: Cannot resolve reference to bean
> > 'dataSource' while setting bean property 'dataSource'; nested exception
> > is
> > org.springframework.beans.factory.BeanCurrentlyInCreationException:
> > Error
> > creating bean with name 'dataSource': FactoryBean which is currently in
> > creation returned null from getObject
> >    at
> >
> > org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:275)
> >    at
> >
> > org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:104)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1210)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:978)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:462)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:404)
> >    at java.security.AccessController.doPrivileged(Native Method)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:375)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:263)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:170)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:260)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getTypeForFactoryBean(AbstractBeanFactory.java:1187)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:617)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:456)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:224)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:202)
> >    at
> >
> > org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:143)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:653)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:611)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1039)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:950)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:462)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:404)
> >    at java.security.AccessController.doPrivileged(Native Method)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:375)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:263)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:170)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:260)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getTypeForFactoryBean(AbstractBeanFactory.java:1187)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:617)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:456)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:224)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:202)
> >    at
> >
> > org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:143)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:653)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:611)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1039)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:950)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:462)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:404)
> >    at java.security.AccessController.doPrivileged(Native Method)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:375)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:263)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:170)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:260)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getTypeForFactoryBean(AbstractBeanFactory.java:1187)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:617)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:456)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:224)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:202)
> >    at
> >
> > org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:143)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:653)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:611)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1039)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:950)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:462)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:404)
> >    at java.security.AccessController.doPrivileged(Native Method)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:375)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:263)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:170)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:260)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getTypeForFactoryBean(AbstractBeanFactory.java:1187)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:617)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:456)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:224)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:202)
> >    at
> >
> > org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:143)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:653)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:611)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1039)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:950)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:462)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:404)
> >    at java.security.AccessController.doPrivileged(Native Method)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:375)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:263)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:170)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:260)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getTypeForFactoryBean(AbstractBeanFactory.java:1187)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:617)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:456)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:224)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:202)
> >    at
> >
> > org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:143)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:653)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:611)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1039)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:950)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:462)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:404)
> >    at java.security.AccessController.doPrivileged(Native Method)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:375)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:263)
> >    at
> >
> > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:170)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:260)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:184)
> >    at
> >
> > org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:163)
> >    at
> >
> > org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:881)
> >    at
> >
> > org.springframework.context.support.AbstractApplicationContext.registerBeanPostProcessors(AbstractApplicationContext.java:597)
> >    at
> >
> > org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:366)
> >    at
> >
> > org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:254)
> >    at
> >
> > org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:198)
> >    at
> >
> > org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45)
> >    at
> >
> > org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827)
> >    at
> >
> > org.apache.catalina.core.StandardContext.start(StandardContext.java:4334)
> >    at
> > org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
> >    at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
> >    at
> > org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
> >    at
> > org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
> >    at
> > org.apache.catalina.core.StandardService.start(StandardService.java:516)
> >    at
> > org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
> >    at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
> >    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> >    at
> >
> > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> >    at
> >
> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> >    at java.lang.reflect.Method.invoke(Method.java:597)
> >    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
> >    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
> >
> >
> >
> > On Wed, Apr 2, 2008 at 10:19 PM, Adam Hardy <
> > ahardy.struts@cyberspaceroad.com> wrote:
> >
> >  Yayo on 02/04/08 20:23, wrote:
> > >
> > >  I'm developing  a struts - spring based application.
> > > >
> > > > I've got actions-delegates-managers and daos and I use the open
> > > > session
> > > > in
> > > > view filter from hibernate.
> > > >
> > > > In some cases I've got to return lazy results to the user so I've
> > > > got to
> > > > launch a new worker thread and taht new one doesn't have an
> > > > hibernate
> > > > session attached so I've added hibernateInterceptors to my managers.
> > > >
> > > >
> > > Hi Yayo,
> > > that paragraph doesn't sound right. You say 'lazy results' and so I
> > > understand you want your hibernate entities to lazy load - is that
> > > correct?
> > >
> > > If that is correct, I don't see the connection with what you say
> > > 'launches
> > > a new worker thread'. Why do you do that? If you need lazy loading,
> > > you make
> > > sure the Hibernate session is still running, which you have already
> > > because
> > > you use the OpenSessionInViewFilter.
> > >
> > > What is the reason for launching a new thread? The idiomatic
> > > spring/hibernate approach doesn't require that. You just pass your
> > > hibernate
> > > entities around and as long as the session is running, it will be
> > > fine.
> > >
> > >
> > > Regards
> > > Adam
> > >
> > >
> > > ---------------------------------------------------------------------
> > > To unsubscribe, e-mail: user-unsubscribe@struts.apache.org
> > > For additional commands, e-mail: user-help@struts.apache.org
> > >
> > >
> > >
> >
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